[PATCH v2 6/6] tracing: Have filter accept "common_cpu" to be consistent

Steven Rostedt posted 6 patches 3 years, 7 months ago
[PATCH v2 6/6] tracing: Have filter accept "common_cpu" to be consistent
Posted by Steven Rostedt 3 years, 7 months ago
From: "Steven Rostedt (Google)" <rostedt@goodmis.org>

Make filtering consistent with histograms. As "cpu" can be a field of an
event, allow for "common_cpu" to keep it from being confused with the
"cpu" field of the event.

Link: https://lore.kernel.org/all/20220820220920.e42fa32b70505b1904f0a0ad@kernel.org/

Cc: stable@vger.kernel.org
Fixes: 1e3bac71c5053 ("tracing/histogram: Rename "cpu" to "common_cpu"")
Suggested-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
---
 kernel/trace/trace_events.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index 181f08186d32..0356cae0cf74 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -176,6 +176,7 @@ static int trace_define_generic_fields(void)
 
 	__generic_field(int, CPU, FILTER_CPU);
 	__generic_field(int, cpu, FILTER_CPU);
+	__generic_field(int, common_cpu, FILTER_CPU);
 	__generic_field(char *, COMM, FILTER_COMM);
 	__generic_field(char *, comm, FILTER_COMM);
 
-- 
2.35.1
Re: [PATCH v2 6/6] tracing: Have filter accept "common_cpu" to be consistent
Posted by Masami Hiramatsu (Google) 3 years, 7 months ago
On Sat, 20 Aug 2022 09:43:22 -0400
Steven Rostedt <rostedt@goodmis.org> wrote:

> From: "Steven Rostedt (Google)" <rostedt@goodmis.org>
> 
> Make filtering consistent with histograms. As "cpu" can be a field of an
> event, allow for "common_cpu" to keep it from being confused with the
> "cpu" field of the event.
> 
> Link: https://lore.kernel.org/all/20220820220920.e42fa32b70505b1904f0a0ad@kernel.org/
> 

This looks good to me. Thanks!

Acked-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>

> Cc: stable@vger.kernel.org
> Fixes: 1e3bac71c5053 ("tracing/histogram: Rename "cpu" to "common_cpu"")
> Suggested-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
> Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
> ---
>  kernel/trace/trace_events.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
> index 181f08186d32..0356cae0cf74 100644
> --- a/kernel/trace/trace_events.c
> +++ b/kernel/trace/trace_events.c
> @@ -176,6 +176,7 @@ static int trace_define_generic_fields(void)
>  
>  	__generic_field(int, CPU, FILTER_CPU);
>  	__generic_field(int, cpu, FILTER_CPU);
> +	__generic_field(int, common_cpu, FILTER_CPU);
>  	__generic_field(char *, COMM, FILTER_COMM);
>  	__generic_field(char *, comm, FILTER_COMM);
>  
> -- 
> 2.35.1


-- 
Masami Hiramatsu (Google) <mhiramat@kernel.org>